... terminal: Connect DC positive, black terminal: Connect DC negativeAC socket: Connection to the ladenSwitch: power properly connected, turn on the switch, the inverter to workDC ... in working orderNotes:---Please pay attention of the voltage when use the product. The voltage is from 10.5—28V, if ... 8M or less, long cable will allow solar panels to the inverter DC voltage drop caused by wear and tear.--- ...